Bygge switchmode, for varm FET

Hej Ulrik

in-line kommunikation.

energi begge veje.

-

MAC250-230??: GWL/Power Solar Micro Inverter Grid-tied [linken siger GridFree???] DC/AC 230V, 230W CE, Involar MAC250A Art.#: GF-MAC230A

formatting link

GridFree MicroInverters

formatting link
GWL/Power Solar Micro Inverter Grid-tied DC/AC 230V, 230W CE, Involar MAC250A Art.#: GF-MAC230A
formatting link

Positivliste over godkendte vekselrettere for brug til ... - Energinet.dk:

formatting link
Citat: "... Only in plant with central protection unit in front of it ..."

Glenn

Reply to
Glenn
Loading thread data ...

[snip]

ellers med "mens den svinger"?), eller den begynder allerede at lede,

forsinkelse som indikation for at den til at begynde med arbejder i sin

stor induktans i din gate ledning.

Klaus

>
Reply to
Klaus Bahner

godt lige hive 50-60 watt mere ud af cellerne, hvis jeg kan. :-)

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

"Klaus Bahner" skrev i en meddelelse news:53cc313e$0$291$ snipped-for-privacy@news.sunsite.dk...

Gate ledningen er parsnoet med stellen fra driveren, og parrets anden ende er forbundet til source/gate. :-) Og uden gatemodstand er forsinkelsen

f.eks 0.5 volt per tern. Det er det jeg mener med 'mens den svinger'. Med et

on-perioden rent faktisk er under 1 volt.

off-perioden?

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

[snip]

engang arbejde med var elendigt, mens en LeCroy klarede det uden problemer)

Klaus

Reply to
Klaus Bahner

Den er godt 11 volt.

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

"Ulrik Smed" skrev i en meddelelse news:53cd5956$0$294$ snipped-for-privacy@news.sunsite.dk...

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

"Ulrik Smed" skrev i en meddelelse news:53cd6956$0$302$ snipped-for-privacy@news.sunsite.dk...

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

Den tirsdag den 22. juli 2014 07.57.38 UTC+2 skrev Ulrik Smed:

c tab.

alex

Reply to
Alex

"Alex" skrev i en meddelelse news: snipped-for-privacy@googlegroups.com... Den tirsdag den 22. juli 2014 07.57.38 UTC+2 skrev Ulrik Smed:

til tab denne vej alex

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

Tillykke med det!

vil sige ved 50 kHz er den gennemsnitlige effekttab 850W*135/20000 = 5.7 W.

godt ramt!

Klaus

Reply to
Klaus Bahner

Takker! :-)

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

Den mandag den 21. juli 2014 20.18.00 UTC+2 skrev Ulrik Smed:

en forbliver under det

l geng?ld

?re et problem nu

op jeg

overstyrer den ene

t viser rigtigt ved

r peger mod drain,

n kun bunden af

yep, tricket ses her brugt til at bruge Rdson some current sense

formatting link

-Lasse

Reply to
langwadt

On 24/07/14 00.16, snipped-for-privacy@fonz.dk wrote: ...

formatting link

Glenn

Reply to
Glenn

ucc380x eller UCC3813 familien:

UCC 3800/1/2/3/4/5 BiCMOS CURRENT MODE CONTROL ICs:

formatting link

Differences Between the UCC3813 and UCC3800 PWM Families:

formatting link
Citat: "...The UCC3813 family is a lower-cost version of the UCC3800 family of industry standard PWM controllers..."

Andre varianter som er ringere end ucc380x-familien er: UCC38C43 MIC38HC43-1

Glenn

Reply to
Glenn

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

Det har du helt ret i.

Og den bruges uden den specifikke driver.

Reply to
Glenn

On 22/07/14 19.25, Ulrik Smed wrote: ...

Hej Ulrik

Magic Blue Smoke Refilling Kit:

formatting link
Citat: "... Through a serendipitous accident in our research labs, a bit of this powder was let out into the air. The plume traveled across the lab and came into contact with some broken equipment we had piled in the corner. Like magic, the equipment came to life and was revived. ... Note: Please use in a well-ventilated areas as the fumes may be harmful.

Specifications:

  • 12v, 150A input for TGPIFS
  • Applicator good for roughly 20 ICs
  • Kit designed for SMD or PTH
  • Disposable applicator ..."

Glenn

Reply to
Glenn

SparkFun 4-1-11 Product Showcase:

formatting link

Glenn

Reply to
Glenn

tilbage. Gad sgu godt se et apparat der kunne redde den 'situation', haha. :-D

--
Ulrik Smed 
Aarhus
Reply to
Ulrik Smed

ElectronDepot website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.